Hach Sension+ PH31 GLP Laboratory pH and ORP Meter with Electrode Stand, Magnetic Stirrer and Accessories with pH Electrode for Low Ionic Strength Samples

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Laboratory GLP meter with clog-free pH and temperature electrode. For low ionic strength, colloidal, cream samples, and emulsions.
An all in one system with guided menu navigation makes general electrochemistry testing fast and simple. Each system is designed to be used in a wide variety of applications.
Includes magnetic stirrer, sensor holder, solutions (pH 4, pH 7, pH 9 and KCl), calibration flasks with magnetic stirring bar and user manual.

  • Comprehensive Lab station
  • Reproducable conditions, easy to use.
  • Low consumable demand.
  • Easy data analysis, conveniant measurement control via PC.
  • Precise and cost-efficient system.
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Comprehensive Lab station

Functional design with all essential accessories

Reproducable conditions, easy to use.

Electrode holder and magnetic stirrer integrated (and controlled by instrument UI).

Low consumable demand.

Labelled calibration flasks minimize the required buffer volume

Easy data analysis, conveniant measurement control via PC.

Precise and cost-efficient system.


Accuracy:±1 digit

AC Power Adapter and USB/DC Adapter:Yes

Auto-buffer recognition:IUPAC standards (DIN 19266) or Technical buffer (DIN 19267)

Calibration intervals/alerts/reminder:Reminder 1 hour to 7 days

Communication:Optional LabCOM PC Software, Direct or Bi-directional control

Compliance certifications:CE.WEEE

Conductivity accuracy:-

Conductivity measurement: Temperature correction:-

Conductivity measurement range:-

Conductivity resolution:-

Data logger:Yes

Data storage:Date and time, instrument ID, sample ID

Dimensions (H x W x D):110 mm x 350 mm x 201 mm

Display:128 x 64 pixel

Display type:Backlit Graphical LCD

DO measurement range:-

DO resolution:-

DO sensor calibration:-

Electrode stand:Yes

Environmental conditions: relative humidity:< 80 % relative humidity (non-condensing)

Environmental conditions: temperature:0 - 40 °C (41 - 104 °F)

GLP features:Yes

Inputs:1 pH/ORP; 1 Ref; 1 Temp. Pt1000; 1 Magnetic stirrer (Integrated); Printer or PC; External Keyboard

Interface languages:English, German, French, Spanish, Italian, Portuguese

Internal result storage capacity:330


Measuring range:±2000 mV


mV measurement range:±2000 mV

mV resolution:0.1 mV

Operating Interface:Keypad


Parameter:pH, mV, ORP/Redox, Temperature

PC data transfer software :Yes, Optional

pH Accuracy:≤0.002 pH

pH Electrode calibration:1 to 3 points calibration within selected buffer set or user defined buffer

pH Measurement Range:-2.00 - 16.00 pH

pH Resolution:0.001/0.01/0.1 pH

Power:External power supply 100-240 V, 0.4 A, 47-63 Hz with plug adapters

Printer:Yes, Optional

Probes included?:Yes

Resistivity measurement:-




 ORP: 0.1 mV

 pH: 0.001

Result ID:Yes

Salinity measurement range:-

Salinity resolution:-

Simultaneous measurements:-

TDS measurement range:-

Temperature accuracy:≤ 0.2 °C

Temperature compensation:Manual or Automatic

 Manual or Automatic

Temperature measurement range:-20.0 - 150.0 °C (-4.0 - 302.0 °F)

Temperature resolution:0.1 °C (0.1 °F)

Warranty:2 years

Weight:1100 g

Width:13,8 in

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